Hank finds himself at a new low, cage-fighting for money, when he finds an imposter now acting as Hawk.

A man accused of murdering his wife and co-workers leads the CSIs on a wild ride through a busy casino, eventually barricading himself and a hostage in a casino hotel…

In the season finale, the CSIs wait by the bedside of one of their own when he’s shot in the line of duty. One CSI faces a hard choice by…

Grissom and Nick investigate the death of a book restorer while Catherine and Sara are called to the scene of a fatal train crash.

A gang of bank robbers, dubbed The Royal Flush Gang, hits a local bank and seriously wounds an off-duty police officer during a heist. Diggle tells Oliver he needs to…